Question 32

How many triangles are there in the given figure ?

Solution

Small triangles = ADE, ABE, BCE, CEF, EFL, ELK, JEK, DEJ, GIJ, AGJ, CLH, HLM

Triangles (containing 2 triangles) = AIJ, ACE, CEL, JEL, AEJ, CLM

Triangles (containing 3 triangles) = AJL, CJL, AJC, ACL

Big triangles = AIL, CJM

Thus, total triangles = 24

=> Ans - (C)

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